Update the size available for native upload

Author: zeroSteiner

modules/exploits/windows/smb/psexec.rb

@@ -68,7 +68,10 @@ def initialize(info = {})
         'Targets' => [
           [ 'Automatic', { 'Arch' => [ARCH_X86, ARCH_X64] } ],
           [ 'PowerShell', { 'Arch' => [ARCH_X86, ARCH_X64] } ],
-          [ 'Native upload', { 'Arch' => [ARCH_X86, ARCH_X64] } ],
+          [ 'Native upload', { # upload a service executable
+            'Arch' => [ARCH_X86, ARCH_X64],
+            'Payload' => { 'Space' => 2 ** 30 } # service executables place the payload within a segment, 1GiB is a practical max in many cases
+          } ],
           [ 'MOF upload', { 'Arch' => [ARCH_X86, ARCH_X64] } ],
           [ 'Command', { 'Arch' => [ARCH_CMD], 'Payload' => { 'Space' => 8191 } } ]
         ],